GTmetrix vs Opera Dragonfly

A side-by-side look at GTmetrix and Opera Dragonfly. For an in-depth review of either product, follow the links below.

GTmetrix

Web Browsers

GTmetrix is a free online tool that analyzes web pages for performance, providing a performance score and recommendations to improve speed.

performancespeedoptimizationweb-pages

Full review → Alternatives

Opera Dragonfly

Web Browsers

Opera Dragonfly is a developer tools suite integrated into the Opera web browser. It allows web developers to debug and edit CSS, HTML, and JavaScript on live web pages to test changes without reloading the whole page.

debuggingweb-developmentcsshtmljavascript

Full review → Alternatives